Boston RXD contact lenses from Polymer Technology are simple to care for because they are made from patented oxygen permeable material that allows your eyes to breathe.  Gas permeable lenses are made specifically based on your prescription, making them a nice choice for patients who have special eye needs.


Lens Material
Boston RXD lenses are wettable, non-hydrophilic contact lenses that are not surface-treated and are composed of methylmethacrylate-fluoritaconate-siloxanyl copolymer.


Lens Parameters  
Base Curve: 5.00 mm to 9.00 mm in .01 mm increments
Diameter: 7.0 mm to 11.5 mm
Power Range: -20.00D to +20.00D (daily wear)
  -20.00D to +12.00D (extended wear) in 0.25D increments


Lens Properties  
Specific Gravity: 1.27
Refractive Index: 1.435
Wetting Angle: 39 degrees
Water Content: <1%

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